public function testModifyEnvironmentConfig() {
		Environment::set('test', array('foo' => 'bar'));
		$expected = array('foo' => 'bar');
		$this->assertEqual($expected, Environment::get('test'));

		$expected = array('foo' => 'bar', 'baz' => 'qux');
		Environment::set('test', array('baz' => 'qux'));
		$settings = Environment::get('test'); // returns array('foo' => 'bar', 'baz' => 'qux')
		$this->assertEqual($expected, Environment::get('test'));
	}